Use After Free Affecting vim-default-editor package, versions <2:9.0.2120-1.amzn2023


Severity

Recommended
low

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.11% (46th percentile)

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  • Snyk IDSNYK-AMZN2023-VIMDEFAULTEDITOR-6127222
  • published15 Dec 2023
  • disclosed16 Nov 2023

Introduced: 16 Nov 2023

CVE-2023-48231  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2023 vim-default-editor to version 2:9.0.2120-1.amzn2023 or higher.
This issue was patched in ALAS2023-2023-447.

NVD Description

Note: Versions mentioned in the description apply only to the upstream vim-default-editor package and not the vim-default-editor package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2023 relevant fixed versions and status.

Vim is an open source command line text editor. When closing a window, vim may try to access already freed window structure. Exploitation beyond crashing the application has not been shown to be viable. This issue has been addressed in commit 25aabc2b which has been included in release version 9.0.2106. Users are advised to upgrade. There are no known workarounds for this vulnerability.

CVSS Scores

version 3.1